baber/WOPTO huggingface dataset:
Patent KR-20040088972-A (KR)
Inventor: EOM JEONG GYU
IPC: B61L23/00
Filed: 2003-04-14
Abstract: PURPOSE: An audio frequency track circuit receiving apparatus and a control method thereof are provided to simplify the configuration of the apparatus by detecting the existence of train and damages of rail through the use of a digital signal processing method. CONSTITUTION: An audio frequency track circuit receiving apparatus comprises a transmitting unit(200) for transmitting an occupied information frequency information and a speed control information frequency signal by using, as a carrier wave, the specific frequency signal of an audio frequency band; a transmitting tuning unit(400) for receiving the signal transmitted from the transmitting unit, preventing interferences with an adjacent track section, and transmitting signals only to the corresponding track section; a receiving tuning unit(300) for preventing interferences with an adjacent track, and receiving, through a rail(500), the signal transmitted from the transmitting tuning unit; and a receiving unit(100) for taking, as an input, the signal output from the receiving tuning unit, converting the received signal into a digital signal, and driving a relay(170) by processing the digital signal.
Patent KR-20040089767-A (KR)
Inventor: PARK BYOUNG KWAN
IPC: A47J37/10
Filed: 2003-04-15
Abstract: PURPOSE: A cooking device is provided to guide oil and food clinging to an upper pan into a lower pan when the upper pan is opened by tightly coupling an upper pan to a lower pan. CONSTITUTION: A cooking device is composed of an upper pan(104) having a side wall and a bottom surface, a lower pan(105) coupled to the upper pan and having a side wall(102) and a bottom surface(103), and a coupling unit. The side walls(102) formed at the rear of the upper and lower pans are rounded toward the inside of the pans. The coupling unit rotatably couples the upper pan to the lower pan.
Patent KR-20040092021-A (KR)
Inventor: LEE BYEONG GWON
IPC: H01L21/8242
Filed: 2003-04-23
Abstract: PURPOSE: A method of manufacturing a capacitor of a semiconductor device is provided to reduce the contact resistance between a storage node and a landing pad in spite of a bad alignment state by etching selectively a buffer insulating layer. CONSTITUTION: A lower insulating layer(105) with a plurality of contact holes is formed on a semiconductor substrate(100). Landing pads(120) are filled in the contact holes, respectively. A buffer insulating layer(125) and an upper insulating layer are sequentially formed on the lower insulating layer including the landing pads. A plurality of storage node holes are formed through the buffer insulating layer and the upper insulating layer. Exposed portions of the buffer insulating layer are isotropically etched in the storage node holes. A lower electrode layer is formed along the upper surface of the resultant structure. A sacrificial layer is filled completely in the storage node holes. Storage nodes(140a) are formed by polishing the sacrificial layer and the lower electrode layer until the upper insulating layer is exposed. Then, the upper insulating layer and the sacrificial layer are removed therefrom.
Patent KR-20040092190-A (KR)
Inventor: LEE SANG CHEOL
IPC: G11B33/14
Filed: 2003-04-25
Abstract: PURPOSE: A cooling device of a hard disk drive is provided to comprise a guide portion and heat pipes and to additionally have a damper member . CONSTITUTION: A guide portion consists of the first member(12) and the second member(14). The first member(12) and the second member(14) are coupled together by bolts(122) combined with nut holes(124) of the second member(14). When the first member(12) is contacted with the second member(14), grooves are contacted together to form plural heat pipe mounting holes(16) where heat pipes(20) can be received. The first member(12) is fixed to a side(106) of a hard disk driver(100) by bolts(121) coupled with nut holes(101) of the driver(100). The heat pipes(20) re-receive heat transmitted to the guide portion from the driver(100), and emit the heat outside the driver(100).
Patent KR-20040093316-A (KR)
Inventor: PARK JAE GEUN
IPC: H04B1/40
Filed: 2003-04-29
Abstract: PURPOSE: An apparatus and a method for restraining heating by air cooling in a mobile terminal are provided to drive a power amplifier at a stable temperature by restraining an increase of a temperature inside a mobile terminal. CONSTITUTION: An internal temperature sensor measures an internal temperature of a mobile terminal(401). An A/D converter scales a temperature voltage value of an analog signal and converts it into a digital value(402). A controller compares the internal temperature digital data with reference temperature digital data(403). If the internal temperature value is higher than the reference temperature value, the controller generates a blowhole open signal, and if the internal temperature value is lower than the reference temperature value, the controller generates a blowhole close signal and then transmits a corresponding signal to a blowhole opening/closing unit(404). The blowhole opening/closing unit opens or closes a blowhole according to the blowhole open signal or a blowhole close signal(405).
Patent KR-20040092839-A (KR)
Inventor: KIM DAE BONG
IPC: B01D53/86
Filed: 2003-04-29
Abstract: PURPOSE: Provided is a device for treating air using an immobilized photocatalytic fiber filter which is able to completely remove persistent contaminants and harmful microorganism virus. CONSTITUTION: The device comprises reactors (11,12), fiber bundle type photocatalytic bundles (3a) installed on the inside of the reactors vertically to the air flow direction, an ultraviolet rays lamp (2) installed on the inside of the reactors to radiate ultraviolet rays to a fiber bundle type photocatalytic filter (3b) and an atmosphere discharge device (5) generating forcible atmospheric flow. The reactors form an atmosphere inflow dust removing filter and an atmosphere discharge device (5) and the fiber bundle type photocatalytic filter is mounted on the inner wall side thereof around the ultraviolet rays lamp. Clips (6a,6b) are installed on both sides of the reactors to be able to replace and mount the atmosphere inflow dust removing filter, the ultraviolet rays lamp and the fiber bundle type photocatalytic filter. The fiber bundle type photocatalytic bundles generate a tremor by the speed of the inflown atmospheric flow so that light contact area of each photocatalytic fiber type bundles becomes uniform. The atmospheric treatment flow speed is controlled by changing the atmospheric flow speed of the atmosphere discharge device according to the air contamination.
Patent KR-20040092882-A (KR)
Inventor: CHOI YU JIN
IPC: C09K19/56
Filed: 2003-04-29
Abstract: PURPOSE: A composition of a liquid crystal alignment agent containing a conductive polymer, a liquid crystal alignment layer and a liquid crystal element containing the resulted liquid crystal alignment are provided to improve electro-optical characteristics by solving the adjustment of a pretilt angle, and to improve the compatibility by adjusting the alignment layer appropriately according to an operation mode. The alignment agent does not cause deterioration in characteristics of a liquid crystal element. CONSTITUTION: The composition of a liquid crystal alignment agent comprises a conductive polymer in an amount being possible to correspond to the changes in the pretilt angle of the liquid crystal, wherein the conductive polymer is at least one selected from polyphenylene-vinylenes, polyacetals, polythiophens, polyparaphenylenes, polypyrrols, polyanilines and polyisothianaphenes in an amount of 0.01-10wt%. The preparation method of the liquid crystal alignment layer comprises: dissolving the liquid crystal alignment composition into an organic solvent; adding the conductive polymer to the solution and mixing them; coating a substrate(20) with the resulted solution by spin coating or printing method to form an alignment layer(10); and aligning the liquid crystal by irradiating unpolarized or linearly polarized UV(80) by a polarizer slantly or at the right angle, to the alignment layer(10).
Patent KR-20040094045-A (KR)
Inventor: JUN YONG DEOK
IPC: F25D21/06
Filed: 2003-05-01
Abstract: PURPOSE: A method for defrosting a refrigerator is provided to reduce power consumption due to unnecessary defrosting operation. CONSTITUTION: If a compressor is operated, first defrosting time and a first defrosting period are inputted to a refrigerator control unit(S200). It is judged whether an external temperature reaches a set temperature(S210). If the external temperature is lower than the set temperature, the first defrosting period is changed into a second defrosting period(S250). It is judged whether operation time of the compressor reaches first set time(S240). If the external temperature is higher than the set temperature, it is judged whether a door of a refrigerator is opened(S220). If the door is not opened, it is judged whether an operation rate of the compressor reaches 70%(S230). If the operation time of the compressor reaches the first set time, it is judged whether the defrosting period is the first defrosting period(S260). If so, the first defrosting time is changed into second defrosting time(S270). If the defrosting period is the second defrosting period, it is judged whether the operation time of the compressor reaches second set time(S280).
Patent KR-20040096171-A (KR)
Inventor: SHIN JUN GYUN
IPC: H05K9/00
Filed: 2003-05-07
Abstract: PURPOSE: A printed circuit board is provided to prevent a main chip from being damaged by the static electricity applied from an external source, by arranging a ground wire in the portion where the static electricity is to be applied. CONSTITUTION: A printed circuit board comprises a main body(10) where a main chip is attached; a static electricity inlet unit(20) formed at a predetermined portion of the main body, and which permits introduction of static electricity from an external source; and a ground unit(30) covering the static electricity inlet unit. The ground unit has a via hole.
Patent KR-20040097565-A (KR)
Inventor: LEE SEUNG HWA
IPC: B21K1/76
Filed: 2003-05-12
Abstract: PURPOSE: To substantially improve productivity and mass-produce high quality unit at low cost by cold forging a round bar in such a way that a through hole having small diameter is simultaneously formed in the unit. CONSTITUTION: The method comprises a spot facing process (3) of pressing the pin fixture by a pressing means after positioning a pin fixture (34) to which a forming pin (33) is fixed and a supporting rod (32) at the upper and lower sides of the round bar (2) in the state that a round bar cut to a certain length is positioned on an upper part of a spot facing tool (31) divided into two parts; first forming process (4) of forming a pipe (1a) by pressing the pin fixture by a pressing means in the state that a pin fixture (43) to a pressing pin (42) is fixed and a pipe forming pin (44) are positioned at the upper and lower sides of the round bar after positioning the spot faced round bar on an upper part of a pipe forming tool (41) divided into two parts; a bearing process (5) of pressing the pin fixture by a pressing means to form a pipe having desired diameter and length in the state that a pin fixture (54) to which a pressing pin (53) is fixed and a pin for bearing (55) are positioned at the upper and lower sides of the pipe after positioning the pipe formed in the first forming process on an upper part of a tool for bearing (51) on which an inclined guiding part (52) for bearing is formed, and which is divided into two parts; a flange forming process (6) of pressing the tool fixture by a pressing means to form a flange (1b) in the state that a tool fixture (64) to which a round bar inserting tool (63) is fixed is positioned at the upper side of the pipe after fixing the formed pipe to a tool for flange (62) on which a flange forming hole (61) is formed, and which is divided into two parts; second forming process (7) of pressing the pin fixture by a pressing means to form a hole (1c) at the inner side of a unit (1) in the state that a penetrating pin (72) is inserted into the pipe, and a pin fixture (73) to which a pressing pin (74) is fixed is positioned at the upper side of the semi-finished product after positioning a formed semi-finished product on an upper part of a compensation tool (81) at a lower part of which a bearing resting hole is formed, and which is divided into two parts; and a cutting process (9) for cutting an end part of the pipe of the manufactured unit.
Patent KR-20040100171-A (KR)
Inventor: KIM JONG BU
IPC: H04N5/44
Filed: 2003-05-21
Abstract: PURPOSE: A DMB(Digital Multimedia Broadcasting) receiving device having a dual broadcasting output function is provided to output a received DMB signal according to the selection of a user. CONSTITUTION: The first and second signal processing devices(10,20) decode DMB signals received through channels tuned in response to a frequency tuning signal inputted from the outside, and output the decoded DMB signals. A selection switch(30) selectively outputs the decoded DMB signal outputted from the first and second signal processing devices. A video processing/graphic processing unit(40) converts moving picture data inputted through the selection switch into an analog signal, and outputs the analog signal. A main control unit(50) outputs a frequency tuning signal corresponding to a key signal inputted from a user to the first signal processing device or the second signal processing device, and provides a moving picture, data and an audio signal included in a received DMB signal to the user. An LCD(Liquid Crystal Display)(60) displays the moving picture signal outputted from the video processing/graphic processing unit in response to the control of the main control unit.
Patent KR-20040105278-A (KR)
Inventor: KIM JONG MUN
IPC: C22C37/04
Filed: 2003-06-04
Abstract: PURPOSE: To provide a composition of cast iron for engine exhaust system in automobile, wherein the composition is capable of improving physical properties of high-temperature strength and high-temperature heat resistance up to approximately 50% and 20% respectively, when it is applied to exhaust manifold of automobile or turbine housing of turbocharger. CONSTITUTION: The composition of cast iron for engine exhaust system in automobile comprises an iron (Fe) as a principal constituent, 2.9 to 3.8 wt.% of carbon (C), 4.0 to 4.5 wt.% of silicon (Si), 0.3 wt.% or less of manganese (Mn), 0.05 wt.% or less of phosphorus (P), 0.1 wt.% or less of sulfur (S), 0.8 to 1.2 wt.% of molybdenum (Mo), and 0.025 wt.% or less of magnesium (Mg).
Patent KR-20040100794-A (KR)
Inventor: CHO JAE U
IPC: A47J47/00
Filed: 2003-06-05
Abstract: PURPOSE: A multifunctional chopping board is provided to prevent the absorption of water and the propagation of germs by making a main body and legs of far-infrared ray emitting powder. CONSTITUTION: A multifunctional chopping board(10) includes a plate-shaped main body, and legs for supporting the main body. The main body and the legs are composed of 75 to 80 wt.% of synthetic resins(20), and 20 to 25 wt.% of powder(30) for emitting far infrared rays. The hardness of synthetic resins is 120. The far-infrared ray emitting powder is composed of ceramic, elvan, and tourmaline in a ratio of 1:1:1, and prevents the propagation of germs on the chopping board.
Patent KR-20040110302-A (KR)
Inventor: CHOI HYEONG UK
IPC: H04W84/12
Filed: 2003-06-18
Abstract: PURPOSE: A wireless network communication method using an AP(Access Point) is provided to solve the delay problem in data transmission by stopping transmitting a polling signal when the amount of data stored in a buffer of the AP exceeds a threshold value and transmitting the data stored in the buffer to a corresponding station. CONSTITUTION: A polling list is generated on the basis of an association ID of each station stored in an AP. A polling signal is transmitted to each station on the basis of the polling list in a PCF(Point Coordination Function) interval(S100). A corresponding station receives transmitted data according to the polling signal transmitted from the AP. The data received in the station are stored in a buffer of the AP(S102). The amount of the data stored in the buffer is compared with a threshold value of the buffer(S104). If the amount of the data stored in the buffer is greater than the threshold value of the buffer, the transmission of the polling signal to each station is stopped(S106) and the data stored in the buffer are transmitted to the corresponding station(S108).
Patent KR-20050001145-A (KR)
Inventor: KANG MAHN HEE
IPC: A61B5/04
Filed: 2003-06-27
Abstract: PURPOSE: A blood channels and collaterals diagnosis apparatus is provided to achieve improved accuracy of measurement of current value at spots on the human body suitable for acupuncture. CONSTITUTION: A blood channels and collaterals diagnosis apparatus comprises a body spot measuring unit(10) for measuring electrical signals generated from spots on the human body suitable for acupuncture; and a body spot metering unit(20) for receiving and analyzing the current values measured by the body spot measuring unit. The body spot measuring unit includes a band having a predetermined shape; a coupling portion formed at an end of the band; an auxiliary coupling portion formed at the other end of the band, and coupled to the coupling portion; a common electrode interposed between the coupling portion and the auxiliary coupling portion, such that the common electrode contacts spots on the human body suitable for acupuncture and forms a closed circuit; and a connection portion having an end connected to the common electrode and the other end connected to the body spot metering unit. The connection portion applies measured current to the common electrode, and transmits the current value measured by the common electrode to the body spot metering unit.
Patent KR-20040047536-A (KR)
Inventor: PENDHARKAR SANYOG MANOHAR
IPC: A61L15/64
Filed: 2003-06-28
Abstract: PURPOSE: An wound dressing containing aldehyde-modified regenerated polysaccharide is provided to cover or protect the wound and to effectively stop bleeding at applying to the wound. CONSTITUTION: The wound dressing comprises a substrate for contacting to the wound, where the substrate comprises a wound contacting surface and the aldehyde-modified biocompatible regenerated polysaccharide. The substrate includes fiber, fabric, sponge, foam, film, bead, gel or blend thereof. The aldehyde-modified regenerated polysaccharide includes aldehyde-modified regenerated cellulose, alkyl cellulose, alkyl hydroxy alkyl cellulose, hydroxyalkyl cellulose, cellulose sulfate, carboxy methyl chitin, hyaluronic acid, hyaluronate, alginate, alginic acid and so on.
Patent KR-20050003225-A (KR)
Inventor: JANG DAL WON
IPC: G10L19/14
Filed: 2003-06-30
Abstract: PURPOSE: An apparatus and method for determining a transmission rate when transcoding of voice is carried out are provided to determine the transmission rate by a transcoder using a parameter of input bit stream. CONSTITUTION: An apparatus for determining a transmission rate includes a silence/voice classifying unit(210), a voiced/unvoiced classifying unit(220), a voiced/onset classifying unit(230), a voice classifying unit(240), and a transmission rate determining unit(250). The silence/voice classifying unit classifies an input frame into voice and silence. The voiced/unvoiced classifying unit classifies the input frame into voiced and unvoiced from the input parameter classified as voice. The voiced/onset classifying unit classifies the input frame into voiced and onset from the input parameter classified as voiced based on the class of previous frame. The voiced classifying unit classifies the input frame into stationary voiced and non-stationary voiced from the input parameter classified by the voiced/onset classifying unit as voiced. The transmission rate determining unit determines the transmission rate of the input frame based on the transmission rate and form set for the class corresponding to the classification results.
Patent KR-20050006008-A (KR)
Inventor: SUH HEE DONG
IPC: C02F1/48
Filed: 2003-07-08
Abstract: PURPOSE: To provide a method for producing magnetized micro-clustered mineral water from deep, rock floor water, which is able to provide the magnetized micro-clustered mineral water that is similar to pi-water contained in cells of animals and plants safely and sanitarily. CONSTITUTION: The method comprises the steps of (a) sterilizing rock floor water stored in a water-collection tank where various minerals such as magnetized magnetite are packed by intermittently applying high pressure current thereto at regular time intervals with blowing air in the rock floor water to supply mineral thereto; (b) after removing suspended solids from the rock floor water treated by the step (a) in a magnetic iron filter, removing organic materials therefrom and then sending it to a magnetic water treatment tank; (c) after applying constant voltage to a stainless-steel made electrode net that is packed with activated carbon and magnetite to cleave hydrogen bond of water molecules, thereby making micro-clustered water, sending the micro-clustered water to a first treated water tank; (d) after sending the treated water in the first treated water tank to a packed column packed with ceramics, magnetized magnetite, calcium, magnesium and the like, passing it through magnetic field of a solenoid magnetizer and an electromagnet to make magnetized micro-clustered water and then sending it to a second treated water tank; and (e) after microfiltering and sterilizing the treated water in the second treated water tank, packing it in a sealed bottle.
Patent KR-20050008197-A (KR)
Inventor: KIM DAE JOONG
IPC: E04B1/21
Filed: 2003-07-14
Abstract: PURPOSE: A connector apparatus of a precast concrete slab is provided to cut down the construction period and the construction cost by using the precast concrete slab as the form, and to improve the strength and the accuracy by integrally forming the bonding part with the wet joint. CONSTITUTION: A connector(16a) is installed at the side of a precast concrete slab(10). The connector is formed of a wedge type or a U-shape, and the wedge type connector is connected to the other connector of the other precast concrete slab to cross the wedge type connectors. The precast concrete slab is combined with the other precast concrete slab by connecting the wedge type connectors to each other. Steel reinforcement bars are connected, and cast-in-place concrete(12) is poured and cured. The precast concrete slab is connected to the beam by using the U-shaped connector. Diaphragm action is improved by integrally forming the bonding area with the cast-in-place concrete.
Patent KR-20050009824-A (KR)
Inventor: KOO JAE BON
IPC: H05B33/00
Filed: 2003-07-18
Abstract: PURPOSE: A flat panel display device is provided to accelerate an operation of the display device by varying shapes of thin film transistors in a pixel portion and to elongate the lifetime of the device by controlling a current flowing through electro-luminescent elements. CONSTITUTION: A flat panel display device includes a pixel portion and a driving circuit portion. The pixel portion includes a plurality of pixels arranged therein. The driving circuit portion drives the pixels in the pixel portion. Thin film transistors in the pixel portion have geometrical structures different from those of the transistors(320,340,361,365) in the driving circuit portion.